KR101325242B1 - Vod recommendation system in digital cable broadcast and method thereof - Google Patents

Abstract

The present invention relates to a system and method for recommending a VOD in digital cable broadcasting, and more particularly, recommends a VOD by matching a service number of a VOD pumped by a VOD streaming server and a genre of a user's preferred channel based on a user's location. By automatically recommending the VOD of the region according to the movement of the user, it accurately identifies and provides the user's VOD preference pattern according to the movement of the region. By recommending the VOD of the region that reflects the user's detailed preferences, the user can more accurately identify the user's VOD preference pattern, and recommend the VOD by meta-matching the user's preferred genre and location. VOD of interest even where it does not correspond or location information does not correspond There is an effect that can be recommended to interested VOD universally, regardless of genre and location, to be recommended.

Description

VOD RECOMMENDATION SYSTEM IN DIGITAL CABLE BROADCAST AND METHOD THEREOF

The present invention relates to a system and method for recommending VOD in digital cable broadcasting. In particular, the present invention relates to a user based on the number of services of a VOD pumped in a VOD streaming server distributed by a user's preferred channel and region and collected user's location information. A VOD recommendation system and method in digital cable broadcasting for recommending VOD.

Digital broadcasting can be classified into digital terrestrial broadcasting, digital satellite broadcasting and digital cable broadcasting according to transmission media.

Among these, digital cable broadcasting is performed by a headend system or a VOD server of a broadcasting station transmitting a digital broadcasting signal using a cable modem termination system (CMTS), and transmitting the digital broadcasting signal. The cable modem is received through the cable network, and the video and audio are provided to the viewer through the connected digital television.

On the other hand, the recent digital cable broadcaster has a system for providing digital cable broadcasting to a mobile smart terminal, such as a smartphone or tablet PC in the head-end system.

The digital cable broadcaster establishes a region-specific VOD streaming server for smoothly supporting VOD viewing of cable broadcasting in each region in the transmission range of the headend system, and provides a VOD to smart terminal users in the region.

Unlike the set-top box in a fixed home, the smart terminal provided with the digital cable broadcasting is guaranteed mobility, allowing a free choice of viewing area.

A user using a smart terminal provided with such a digital cable broadcast has a relatively clear genre of a preferred VOD according to a regional movement, whereas in a conventional digital cable VOD providing system, a VOD streaming server of a user VOD which considers only local characteristics without considering characteristics is recommended, which greatly reduces the user's convenience, and does not consider user's VOD preference pattern.

Korean Unexamined Patent No. 10-2007-0055472

An object of the embodiment of the present invention for improving the above-mentioned problem is to recommend a VOD by matching the number of services of the VOD pumped from the VOD streaming server and the genre of the user's preferred channel based on the location of the user, the corresponding region according to the movement of the user To provide a VOD recommendation system and method in digital cable broadcasting to automatically recommend the VOD of interest.

Another object of the embodiment of the present invention for improving the above-mentioned problem is to recommend a VOD in response to genre information for each program in the preferred channel of a plurality of users selected by the digital cable to recommend the VOD of the region reflecting the detailed preferences of the user It is to provide a system and method for recommending VOD in broadcasting.

Another object of the present invention for improving the above-mentioned problem is to recommend the VOD by meta-corresponding to the user's preferred genre and location meta-reference can be recommended VOD even where the genre information does not correspond or location information does not correspond The present invention provides a system and method for recommending VOD in digital cable broadcasting.

The VOD recommendation system in digital cable broadcasting according to an embodiment of the present invention for achieving the above object is a VOD recommendation system in digital cable broadcasting that provides VOD information to a dedicated application in a user's mobile terminal. A VOD streaming server that is arranged to stream the VOD provided by the headend system and provides the number of services for each VOD pumped for a predetermined period of time and location information that is located in the headend system and collects user location information from the dedicated application. Collecting unit, a channel information collecting unit for collecting a user's preferred channel from the dedicated application, classifies the preferred channel as a genre code and maps the user's location information to a predetermined region, the service for each VOD from the VOD streaming server The number of times received The VOD usage information analysis unit for calculating the VOD usage information of the VOD usage information, and corresponding to the classified genre code and genre information of each VOD according to a preset rule for the VOD usage information of the region, and the VOD usage information of the region. And a VOD recommendation server including a VOD recommendation unit that extracts and provides a VOD list corresponding to the classified genre codes.

In the VOD recommending system, the channel information collecting unit collects the user's favorite channel up to N in plurality, and the VOD usage information analyzing unit classifies the programming of the favorite channel into a genre code and classifies the program according to a preset rule. The genre code may be configured to correspond to the VOD usage information of the corresponding region.

On the other hand, the VOD recommendation server preferably further includes a meta genre information unit that meta-corresponds to the genre code for each program of the preferred channel and the genre information for each content of the VOD.

The VOD recommendation server may further include a meta location information unit that meta-correlates location information of the user with location information of the VOD streaming server group.

A VOD recommendation method in a digital cable broadcast according to another embodiment of the present invention for achieving the above object is a VOD recommendation method of a VOD recommendation system in a digital cable broadcast providing VOD information to a dedicated application in a user's mobile terminal. VOD streaming server arranged for each region to stream the VOD provided by the headend system, the VOD streaming server to provide the number of services for each VOD pumped for a predetermined period, VOD recommendation located in the headend system The server collecting location information of the user from the dedicated application, the VOD recommendation server collecting the user's favorite channel from the dedicated application, the VOD recommendation server classifying the favorite channel as a genre code, and When responding location information to a preset area And receiving the service count for each VOD from the VOD streaming server to calculate VOD usage information of a corresponding region, and according to the preset rules for the VOD usage information of the corresponding region, the classified genre code and genre information of each VOD. And the VOD recommendation server extracting and providing a VOD list corresponding to the classified genre code from the VOD usage information of the corresponding region.

The VOD recommendation method may include metaphysically mapping a program genre code of the preferred channel and genre information of each content of the VOD by the VOD recommendation server, and the VOD recommendation server streams the location information of the user and the VOD streaming. The method may further include metaphysically matching location information of the server group.

VOD recommendation system and method in digital cable broadcasting according to an embodiment of the present invention by recommending the VOD by matching the number of services of the VOD pumped in the VOD streaming server and the genre of the user's preferred channel based on the user's location By automatically recommending the VOD of the region according to the movement, it is possible to accurately identify and provide the user's VOD preference pattern according to the movement of the region.

According to an embodiment of the present invention, a system and method for recommending a VOD in a digital cable broadcasting recommends a VOD of a corresponding region reflecting a detailed preference of a user by recommending the VOD corresponding to genre information for each program in a favorite channel of a plurality of selected users. In this way, the VOD preference pattern of the user can be identified and provided more precisely.

VOD recommendation system and method in digital cable broadcasting according to an embodiment of the present invention by recommending the VOD by meta-corresponding to the user's preferred genre and location, even if the genre information does not correspond or location information does not correspond By making it possible to recommend, there is an effect that can recommend the VOD of interest regardless of genre and location.

1 is a first exemplary diagram of a VOD recommendation system for digital cable broadcasting according to an embodiment of the present invention.
2 is a second exemplary view of a VOD recommendation system in digital cable broadcasting according to an embodiment of the present invention.
3 is a block diagram of a VOD recommendation system for digital cable broadcasting according to an embodiment of the present invention.
4 is an exemplary diagram of a meta genre information table according to an embodiment of the present invention.
5 is an exemplary diagram of a meta location information table according to an embodiment of the present invention.
6 is a flowchart illustrating a VOD recommendation method in digital cable broadcasting according to an embodiment of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The above and other objects, features and advantages of the invention will become more apparent from the following detailed description of the present invention when taken in conjunction with the accompanying drawings.

1 is a first exemplary view of a VOD recommendation system for digital cable broadcasting according to an embodiment of the present invention, and FIG. 2 is a second exemplary view of a VOD recommendation system for digital cable broadcasting according to an embodiment of the present invention. .

Referring to FIG. 1, the VOD recommendation system in the digital cable broadcasting is located in the headend system 100 and within the VOD recommendation server 110 for providing and managing VOD, and in the mobile terminal 200 receiving the digital cable broadcasting. A dedicated application 210.

The mobile terminal 200 is preferably a smart phone or a smart terminal that is easy to install the dedicated application 210, watching or broadcasting a digital cable broadcast provided by the head-end system 100 through the dedicated application 210 Play the relevant VOD.

At this time, the VOD recommendation server 110 divides the transmission or management range of the headend system 100 by region and collects VOD usage information for each region (2), thereby collecting the user's interest VOD in the region (5) where the user is located. Recommend (3) and provide it to the dedicated application 210.

To this end, according to a preferred embodiment, the dedicated application 210 provides (1) the location information of the user to the VOD recommendation server 110, and the VOD recommendation system may be configured with the genre information of the preferred channel preset by the user. And provide (3) the desired VOD of interest to the dedicated application 210.

Also, referring to FIG. 2, the VOD recommendation system configures the VOD streaming server 300 to be located in each region so that VOD can be easily provided, and the VOD recommendation server 110 is located in the VOD streaming server 300 located in each region. Collect the number of service per VOD of the pumped region (5) (7), and combine it with asset information including the VOD genre information to analyze the VOD utilization rate according to the genre (6) Can be.

In a more preferred embodiment, the VOD recommendation system freely takes user's location information into a radius (for example, 10Km, 20Km), etc. from the current location without considering the location of the VOD streaming server 300 and the predetermined region-specific classification. By setting (4), the service number for each VOD in the region and the genre code (8) of the preferred channel of the user correspond to the genre code for each VOD of the region so as to recommend the VOD suitable for the user (6).

To this end, the VOD recommendation server 110 preferably manages meta location information meta-corresponding to a user's location as a table or manages meta genre information meta-corresponding to genre information in a table.

Detailed description thereof will be described again with reference to FIGS. 4 and 5.

In more detail, the VOD recommendation system uses the user's preferred genre through correspondence with the channel genre code managed by the headend system 100 to the preferred channel information 8 set by the user's dedicated application 210. Figure out.

In addition, with the consent of the user, the location of the user 5 is determined through the user's GPS location information collected 8, and the VOD usage information is collected by the VOD streaming server 300 of the corresponding area 7.

In this case, since the VOD usage information of the corresponding region is different from other regions due to regional characteristics, the VOD list or contents of the user's interest is automatically combined with the user's preferred genre and VOD usage information based on the regional characteristics. 210).

For example, if the genre of the user's favorite channel is a movie or drama genre, the VOD of the movie or drama genre may be extracted from the region's VOD usage information and arranged in the order of high usage rate.

Alternatively, according to a predetermined condition, weights are given to movie and drama genres higher than other genres to regenerate the utilization rate of VOD usage information of a corresponding region, and then arrange and arrange a list of VODs of interest to provide them to the dedicated application 210. .

As such, the VOD recommendation system in the digital cable broadcasting recommends VOD by matching the number of services of the VOD pumped by the VOD streaming server and the genre of the user's preferred channel based on the location of the user and according to the movement of the user. By automatically recommending the VOD of interest, it is easy to identify and provide a user's VOD preference pattern according to the regional movement.

3 is a configuration diagram of a VOD recommendation system in digital cable broadcasting according to an embodiment of the present invention.

Referring to FIG. 3, the VOD recommendation system is a VOD recommendation system in digital cable broadcasting that provides VOD information to a dedicated application 210 in a user's mobile terminal. The VOD recommendation system is provided for each region and provided by the headend system 100. Streaming VOD and located in the VOD streaming server 300 and the head-end system 100 to provide the number of services for each VOD pumped for a predetermined period of time to collect the user's location information from the dedicated application 210 The location information collecting unit 111, the channel information collecting unit 114 collecting the user's preferred channel from the dedicated application 210, classifies the preferred channel into a genre code, and maps the user's location information to a preset region. And receiving the number of service for each VOD from the VOD streaming server 300 to calculate VOD usage information of a corresponding region. The genre code classified in the VOD usage information analyzing unit 112 and the VOD usage information of the corresponding region correspond to the classified genre code and the genre information of each VOD according to a preset rule for the VOD usage information of the corresponding region. And a VOD recommendation server 110 having a VOD recommender 117 of interest to extract and provide a VOD list corresponding to the VOD list.

Meanwhile, the dedicated application 210 in the mobile terminal may include a location information providing unit 211 providing location information of a user, a channel information unit 212 registering a favorite channel or receiving channel information from the VOD recommendation server 110. And a VOD information unit 214 that receives information of the VOD of interest, such as a VOD list of interest, and a VOD playback unit 213 that receives and plays a VOD from the VOD streaming server 300.

In addition, the interest VOD information unit 214 of the dedicated application 210 provides the interest VOD information of the region corresponding to the genre of the user's interest based on the location information collected with the user's consent when the user executes the VOD menu in real time. The VOD information of interest is preferably displayed to the user as an image and text in a predetermined order.

In this case, the order of displaying the VOD information of interest may be configured to be freely changed according to the number of pumping of the VOD streaming server 300, the screening period of the VOD program, and the title of the program in the VOD recommendation server 110. desirable.

In the VOD recommendation system, the number of pumpings per genre of VOD programs for each region can be configured to be collected daily, and can be configured to update the user's preferred channel setting information and location information at any time, and is updated and optimized without additional manual setting. There is an advantage to receiving information every day.

On the other hand, the channel information collecting unit 114 of the VOD recommendation server 110 collects a plurality of user preference channels up to N, wherein, the VOD usage information analysis unit 112 of the preferred channel The program may be classified into a genre code and configured to correspond to the classified genre code according to the VOD usage information of the corresponding region according to a preset rule.

For example, the VOD recommendation server 110 includes a channel information providing unit 113 that provides a user of a mobile terminal with organization information of all channels transmitted by the headend system 100 of digital broadcasting, and has a dedicated application. At 210, the user registers the favorite channels through the function of setting the maximum of N favorite channels.

Thereafter, the registered preferred channel is collected through the channel information collecting unit 114, and genre information for each program organized in a channel set by a user (for example, movie, drama, woman, entertainment, music, education, Children, culture, news, overseas, documentary, sports, hobbies, religion, public, etc.) by coding, so that the VOD usage information analysis unit 112 corresponds to the VOD usage information of the region.

As such, the VOD recommendation system can recommend the VOD corresponding to the genre information for each program in the preferred channel of the user's preferred channel to recommend the VOD of the region that reflects the detailed preference of the user, thereby more accurately correcting the user's VOD preference pattern. Can be identified and provided.

As described above, the VOD recommendation system in the digital cable broadcasting secures the location information of the mobile terminal based on the user's consent, and matches the genre code of the user preferred channel with the genre code of the VOD provided for each region. Extract VODs of interest to users by region.

That is, the VOD recommendation system maps the dedicated application 210 with collected user information (for example, age-specific usage frequency, genre usage frequency, and usage frequency of the corresponding content), actual region VOD usage, and user's preferred channel genre. Through this, more dynamic and three-dimensional VOD recommendation is possible.

In addition, through this, the VOD recommendation system can more accurately grasp the relation between the intention of the user and the VOD of interest for each location by using the user behavior information collected by the mobile terminal, and thus has an advantage of more precisely performing the VOD recommendation of interest.

Meanwhile, the VOD usage information analyzing unit 112 includes title, performance period, genre information, and the like in asset information of each VOD organized in a VOD system of digital broadcasting. Alternatively, it is preferable to have a meta table that matches the genre code of the program in the preferred channel to match the genre.

4 is an exemplary diagram of a meta genre information table according to an embodiment of the present invention, and FIG. 5 is an exemplary diagram of a meta location information table according to an embodiment of the present invention.

3 and 4, the VOD recommendation server 110 further includes a meta genre information unit 115 that meta-correlates the genre code for each program of the preferred channel with genre information for each content of the VOD. desirable.

Referring to FIG. 4A, the VOD recommendation server 110 uses the meta genre information unit 115 to display genre information of the VOD corresponding to the genre code 41 of the user's preferred channel or the program of the preferred channel corresponding to the movie. If 42 is a melody or an action, it may be determined to be the same genre and recommended to be a VOD of interest.

Alternatively, as shown in FIG. 4B, the meta genre information unit 115 includes a meta genre table categorized by contents 41, and the genre code 46 of the program of the preferred channel is practical music, and the genre information 47 of the VOD program is stored. In the case of school music, this may be classified into the same genre so as to be recommended as an interest VOD.

Meanwhile, referring to FIGS. 3 and 5, the VOD recommendation server 110 may further include a meta location information unit 116 that meta-correlates location information of the user with location information of the VOD streaming server group 51. It is preferable to provide.

As shown in FIG. 5, the meta location information unit 116 manages the meta location information table for the area 51 of the VOD streaming server group corresponding to the location information 52 and 53 of the user and the location radius 54 thereof. Can be configured to change the selection combination of the VOD of interest.

Alternatively, although not shown, when the transmission range managed by the headend system is divided by each region, it may be configured as a center, a periphery, and an outlying region, or may be configured to correspond to this meta- ly by dividing by region of the user according to the age of the user.

For example, when the user's location radius is within a predetermined range from the center, the user may set the same region regardless of the location of the VOD streaming server and recommend the VOD of interest based on the same extraction criteria in the region.

Alternatively, the meta location information table may be configured such that the headend system corresponds to a predetermined region different from each other (for example, south Seoul and north Busan) according to a predetermined criterion, and the user's preferred channel information and location information are preset. In this way, even if the user moves to a non-service area, the user may recommend the VOD based on the user's preference.

As such, the VOD recommendation system in the digital cable broadcasting can recommend VOD by meta-matching the user's preferred genre and location to recommend the VOD even if the genre information does not correspond or the location information does not correspond. It has the advantage of recommending the VOD of interest universally regardless of location.

6 is a flowchart illustrating a VOD recommendation method in digital cable broadcasting according to an embodiment of the present invention.

The VOD recommendation method is a VOD recommendation method of a VOD recommendation system in a digital cable broadcasting that provides VOD information to a dedicated application in a user's mobile terminal. A VOD streaming server arranged for each region streams a VOD provided by a headend system. In step S130, the VOD streaming server provides the number of services for each VOD pumped for a preset period (S130), and the VOD recommendation server located in the headend system collects user location information from the dedicated application (S110). (S120), the VOD recommendation server collects a user's preferred channel from the dedicated application, the VOD recommendation server classifies the preferred channel as a genre code, and maps the location information of the user to a preset region. Receive the number of service for each VOD from the VOD streaming server Computing VOD usage information of a corresponding region, and mapping the classified genre code and genre information of each VOD according to a predetermined rule for the VOD usage information of the region (S130, S140) and the VOD recommendation server. And extracting and providing a VOD list corresponding to the classified genre code from the VOD usage information of the corresponding region (S150).

The VOD recommendation method may include metaphysically mapping a program genre code of the preferred channel and genre information of each content of the VOD by the VOD recommendation server, and the VOD recommendation server streams the location information of the user and the VOD streaming. The method may further include metaphysically matching location information of the server group.

The foregoing embodiments and advantages are merely exemplary and are not to be construed as limiting the present invention. However, the present invention is not limited to the above-described embodiments, and various changes and modifications may be made by those skilled in the art without departing from the scope of the present invention. .

100: head-end system 110: VOD recommendation server
111: location information collecting unit 112: VOD information analysis unit
113: channel information providing unit 114: channel information collection unit
115: meta genre information unit 116: meta location information unit
117: interest VOD recommendation unit 200: mobile terminal
210: dedicated application 211: location information provider
212: channel information section 213: VOD playback section
214: VOD information of interest 300: VOD streaming server

Claims (6)

In the VOD recommendation system in the digital cable broadcasting that provides the VOD information to a dedicated application in the user's mobile terminal,
A VOD streaming server that is arranged for each region and streams VOD provided by the headend system and provides the number of services for each VOD pumped for a predetermined period; and
Located in the headend system,
A location information collection unit for collecting location information of the user from the dedicated application;
Channel information collecting unit for collecting the user's preferred channel from the dedicated application,
The preferred channel is classified into a genre code, the location information of the user is mapped to a preset region, the service number of each VOD is received from the VOD streaming server, and the VOD usage information of the region is calculated, and the VOD of the region A VOD usage information analyzing unit that associates the classified genre codes with genre information of each VOD according to a preset rule for the usage information;
And a VOD recommendation server having a VOD recommendation unit for extracting and providing a VOD list corresponding to the classified genre codes from the VOD usage information of the corresponding region.
The method of claim 1,
The channel information collecting unit collects a plurality of the user's favorite channels up to N number,
The VOD usage information analyzing unit classifies the programming program of the preferred channel into a genre code, and maps the classified genre code to VOD usage information of the corresponding region according to a preset rule. Recommendation system.
The server of claim 1, wherein the VOD recommendation server is
And a meta genre information unit which corresponds to a program genre code of the preferred channel and genre information for each content of the VOD.
The server of claim 1, wherein the VOD recommendation server is
And a meta location information unit for correlating the location information of the user with the location information of the VOD streaming server group.
In the VOD recommendation method of the VOD recommendation system in digital cable broadcasting to provide the VOD information to a user-specific application in the mobile terminal,
a) streaming the VOD provided by the headend system by the VOD streaming server arranged for each region;
b) providing, by the VOD streaming server, the number of services for each VOD pumped for a preset period;
c) collecting, by the VOD recommendation server located in the headend system, location information of the user from the dedicated application;
d) the VOD recommendation server collecting a user's preferred channel from the dedicated application;
e) The VOD recommendation server classifies the preferred channel into a genre code, maps the location information of the user to a preset region, and calculates VOD usage information of the region by receiving the number of service for each VOD from the VOD streaming server. And mapping the classified genre code and genre information of each VOD according to a predetermined rule with respect to the VOD usage information of the corresponding region; and
and f) extracting and providing, by the VOD recommendation server, a VOD list corresponding to the classified genre code from the VOD usage information of the corresponding region.
6. The method of claim 5,
g) mapping, by the VOD recommendation server, the genre code for each program of the preferred channel and genre information for each content of the VOD; and
h) the VOD recommendation server corresponding to the location information of the user and the location information of the VOD streaming server group; VOD recommendation method in a digital cable broadcast.

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